{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011744},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010806","490:4900012082","490:4900010558","490:4900010898","490:4900011680","490:4900010464","490:4900011619","490:4900010206","490:4900008288","490:4900007961","490:4900008289","490:4900010548","490:4900010719","490:4900011054","466:4660004013","490:4900012153","490:4900011279","490:4900010813","490:4900012219","490:4900010641","490:4900011812","490:4900012220","490:4900010895","490:4900010014","490:4900001959"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6454254060629985,0.5743271865613473,0.5566839658014011,0.5454303395381527,0.5318319974770116,0.47834934889616815,0.46137545988904055,0.45163183166138304,0.43783618068987196,0.4333947784516433,0.4197433280999692,0.41338587356918216,0.3969956066925317,0.3900669703463107,0.37942029145509143,0.3666766517823082,0.36021788763568313,0.356360491096041,0.3532094644865452,0.34980083787968586,0.34959477908626946,0.3471591605246842,0.3360445842079799,0.32936892788238276,0.32719589181306924],"twin_dists":[0.12153443779937008,0.1367765236448252,0.14057167022164724,0.14300120954527198,0.14594883616404222,0.15772281543910627,0.1615403829539896,0.16375395735479634,0.16691882769681082,0.16794596561883918,0.1711302139234702,0.1726279455606244,0.17653665353423129,0.1782109713969709,0.18081129106393698,0.18397076428844608,0.18559297691617122,0.18656888877370473,0.18737013611133366,0.1882410801975465,0.18829387250511292,0.1889191209937672,0.19180236427858216,0.19355889824868722,0.19413488137788726],"n_dims_used":45,"mean_confidence":0.9111409505208333},"coverage":{"mean_confidence":0.9111409505208333,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}